Pehr Kalm was born on March 6, 1716 and died on November 16, 1779. Pehr Kalm would have been 63 years old at the time of death or 296 years old today.
This answer is closed to changes. This is done in rare cases when questions are being vandalized or answers have become debates. E-mail reopen @ answers.com (no spaces) if you would like it to be reopened.
Pehr Wilhelm Wargentin was born on September 22, 1717 and died on December 13, 1783. Pehr Wilhelm Wargentin would have been 66 years old at the time of death or 294 years old today.